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GB/T 17997-2008Evaluating regulations for the operation and Spraying quality of sprayers in the field (English PDF)

农药喷雾机（器）田间操作规程及喷洒质量评定

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

June 3, 2008

Implementation date

January 1, 2009

Scope

GB/T 17997-2008 is the English-translated version of 农药喷雾机（器）田间操作规程及喷洒质量评定.

GB/T 17997-2008 is the Chinese standard "Evaluating regulations for the operation and Spraying quality of sprayers in the field". Its scope clause reads: This standard specifies the pesticide sprayer (filter) field operating procedures, quality requirements spray, spray and spray quality measurement methods of quality assessment.

This standard applies to breeze sprayer, spraying rod sprayer Stretcher type sprayer, knapsack sprayer, manual sprayer [Hereinafter referred to as the sprayer (device)].

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Document preview — GB/T 17997-2008

National Standard of the People's Republic of China

ICS: 65.060.40
Classification: B 91
Replacing: GB/T 17997-1999

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

1 Scope
2 Normative references
3.1 preparation before spraying
3.2 sprayer (unit) performance check

1 Scope

This standard specifies the pesticide sprayer (filter) field operating procedures, quality requirements spray, spray and spray quality measurement methods of quality assessment.

This standard applies to breeze sprayer, spraying rod sprayer Stretcher type sprayer, knapsack sprayer, manual sprayer

[Hereinafter referred to as the sprayer (device)].

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent

Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research

Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard.

JB/T 9782-1999 General test methods for plant protection machinery

NY/T 650-2002 sprayer (filter) the quality of work

NY/T 1225-2006 Technical Specification pesticide sprayer Safety

Field Practice 3

3.1 preparation before spraying

3.1.1

require spraying plots set aside the test area, the length of the test area according to forward speed, the spray rate and spray volume to determine, but not less

To 30m. Testing time less than 15s, and the liquid inside the liquid volume of not less than 10% of tank capacity. So spray the whole area of 0.1hm2

Several times. The results are reported in Table B. 1.

3.1.2

Depending on the growing season and pests, select the appropriate pesticides and spray methods.

3.1.3

The recommended dosage according to the approved registration of pesticide binding plots conditions, spray volume to determine and implement forward speed.

3.1.4

spray volume and the amount of spray nozzles, spray width and forward speed spraying operation relationship according to formula (1); according to the selected spray volume, before

Forward speed and the number of nozzles, according to the formula (2) calculate the amount of a single spray nozzle required.

3.1.5

spraying herbicide recommended working pressure is less than 0.3MPa; spraying of insecticides, fungicides recommended working pressure of 0.3MPa ~

0.5MPa.

3.1.6

spraying of insecticides, fungicides recommended when using cone fog nozzles; recommend using flat fan nozzles spraying herbicide; between the upper row or in addition to

Recommended Use flat fan nozzle at a uniform type of grass.

3.1.7

Use spray sprayer must use rod equipped with anti-drip valve nozzle when spraying herbicides.

3.1.8

according to the amount of spray nozzles spray width, forward speed and calculate the required spray volume, and then depending on the desired amount of spray nozzles and the recommended working pressure

Select the appropriate nozzle.

3.1.9

Evaluation instruments should be calibrated, and within the effective period, see Appendix A.

3.2 sprayer (unit) performance check

Sprayer (filter) should meet the NY/T 650-2002 requirements in 4.1.1, according to JB/methodological and T 9782 into the following requirements

Line inspection.

3.2.1

add water in the sprayer (filter) and allowed to work at rated conditions, check the amount of each spray nozzle, spray angle and whether fog pictogram

Combined standards.

3.2.2

Check the nozzle orifice or visible signs of wear and defects, optional specification model is appropriate.

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

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Editions of GB/T 17997

Edition	Title	Revision	Status
GB/T 17997-2008	Evaluating regulations for the operation and Spraying quality of sprayers in the field	current edition	Current
GB/T 17997-1999	Evaluating regulations for the operation and Spraying quality of sprayers in the field	previous edition	Superseded

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